2019384015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 3942991872

約数和(自身を除く): 1923607857

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 113, 115, 165, 187, 253, 255, 277, 339, 345, 391, 561, 565, 759, 831, 935, 1173, 1243, 1265, 1385, 1695, 1921, 1955, 2599, 2805, 3047, 3729, 3795, 4155, 4301, 4709, 5763, 5865, 6215, 6371, 7797, 9141, 9605, 12903, 12995, 14127, 15235, 18645, 19113, 21131, 21505, 23545, 28589, 28815, 31301, 31855, 38985, 44183, 45705, 51799, 63393, 64515, 70081, 70635, 85767, 93903, 95565, 105655, 108307, 132549, 142945, 155397, 156505, 210243, 220915, 258995, 316965, 324921, 344311, 350405, 428835, 469515, 486013, 532117, 541535, 662745, 719923, 776985, 1032933, 1051215, 1191377, 1458039, 1596351, 1624605, 1721555, 2159769, 2430065, 2660585, 3574131, 3599615, 5164665, 5853287, 5956885, 7290195, 7919153, 7981755, 10798845, 12238691, 17559861, 17870655, 23757459, 29266435, 36716073, 39595765, 61193455, 87799305, 118787295, 134625601, 183580365, 403876803, 673128005, 2019384015]

約数ペア:

[(1, 2019384015), (3, 673128005), (5, 403876803), (11, 183580365), (15, 134625601), (17, 118787295), (23, 87799305), (33, 61193455), (51, 39595765), (55, 36716073), (69, 29266435), (85, 23757459), (113, 17870655), (115, 17559861), (165, 12238691), (187, 10798845), (253, 7981755), (255, 7919153), (277, 7290195), (339, 5956885), (345, 5853287), (391, 5164665), (561, 3599615), (565, 3574131), (759, 2660585), (831, 2430065), (935, 2159769), (1173, 1721555), (1243, 1624605), (1265, 1596351), (1385, 1458039), (1695, 1191377), (1921, 1051215), (1955, 1032933), (2599, 776985), (2805, 719923), (3047, 662745), (3729, 541535), (3795, 532117), (4155, 486013), (4301, 469515), (4709, 428835), (5763, 350405), (5865, 344311), (6215, 324921), (6371, 316965), (7797, 258995), (9141, 220915), (9605, 210243), (12903, 156505), (12995, 155397), (14127, 142945), (15235, 132549), (18645, 108307), (19113, 105655), (21131, 95565), (21505, 93903), (23545, 85767), (28589, 70635), (28815, 70081), (31301, 64515), (31855, 63393), (38985, 51799), (44183, 45705)]